def add_standard_args()

in antlir/rpm/common_args.py [0:0]

• 53 lines of code
• 1 McCabe index (conditional complexity)

def add_standard_args(parser) -> None:
    parser.add_argument(  # Pass this to `populate_temp_dir_and_rename`
        "--snapshot-dir",
        required=True,
        type=Path.from_argparse,
        help="Create or overwrite an RPM repo snapshot at this location. "
        "It is to be committed into a version-control system, so it "
        "is concise and textual, hiding repo data behind references "
        "to `--storage`.",
    )
    parser.add_argument(  # Pass this to `snapshot_gpg_keys`
        "--gpg-key-allowlist-dir",
        required=True,
        type=Path.from_argparse,
        help="We will only trust (and snapshot) GPG keys from this list -- "
        "encountering any other keys will abort the snapshot.",
    )
    Storage.add_argparse_arg(  # Pass this to `RepoDownloader`
        parser,
        "--storage",
        required=True,
        help="Where to store large binary blobs like RPMs and repo indexes. ",
    )
    DBConnectionContext.add_argparse_arg(  # Pass this to `RepoDBContext`
        parser,
        "--db",
        required=True,
        help="This database contains the same type of information as "
        "--snapshot-dir, but persisted across multiple runs to make "
        "incremental snapshots very fast. The DB also permits multiple "
        "writers to concurrently upload blobs to `--storage` -- see "
        "e.g. `--rpm-shard`. ",
    )
    parser.add_argument(  # Pass this to `RepoDownloader`
        "--rpm-shard",
        default="0:1",
        metavar="SHARD:MOD",
        type=RpmShard.from_string,
        help="Only fetch RPMs whose NEVRAs hash to SHARD modulo MOD. "
        "Good for parallel downloads, or for quick-iteration testing. "
        "Defaults to downloading all RPMs.",
    )
    parser.add_argument(  # Pass this to `RepoDownloader`
        "--threads",
        type=int,
        required=True,
        help=("Amount of threads across which the downloads will run. "),
    )
    parser.add_argument(  # Pass this to `init_logging`
        "--debug",
        action="store_true",
        help="Should we print debug log messages?",
    )